quiz count

internal/repositories/quiz.go

@@ -24,6 +24,7 @@ type QuizRepository interface {
 	Create(*models.Quiz) (*models.Quiz, error)
 	Update(*models.Quiz) (*models.Quiz, error)
 	Delete(int64) error
+	QuizCount(int64) (int64, error)
 }
 
 func (r *quizRepository) List(quiz_paper_id int64, page int, limit int) (*[]models.Quiz, error) {
@@ -79,3 +80,14 @@ func (r *quizRepository) Delete(id int64) error {
 	err := r.DB.Delete(&quiz).Error
 	return err
 }
+
+func (r *quizRepository) QuizCount(quizpaper_id int64) (int64, error) {
+	var count int64
+	var err error
+	err = r.DB.Model(&models.Quiz{}).
+		Where("quiz_paper_id = ?", quizpaper_id).
+		Count(&count).
+		Error
+
+	return count, err
+}